{"product_id":"shimano-ultegra-fc-8100-12-speed-crankset-172-5-mm-double-12-speed-ckst2098-bicycle-crankset","title":"Shimano Ultegra R8100 Crankset 12-Speed 50\/34T Hollowtech II Black","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eThe Shimano Ultegra FC-R8100 crankset is designed for 12-speed road bikes and features a 50\/34 tooth double chainring. It comes in a 172.5mm crank length and is finished in black. Built with Shimano's Hollowglide structure, the crankset offers a balance of stiffness, strength, and weight to enhance power transfer and enable precise front shifting. It has a 148mm Q-factor and a 44.5mm chainline compatible with 130mm hubs. The crank uses a Shimano Hollowtech II spindle interface and a 9\/16\" pedal spindle. Please note that the bottom bracket is not included.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eCompatible with 12-speed drivetrains and optimized for Shimano 130mm hubs and 110 BCD asymmetric chainrings. \u003c\/li\u003e\n\u003cli\u003eCrankset length of 172.5mm designed to fit a wide range of riders, including those with specific biomechanic needs. \u003c\/li\u003e\n\u003cli\u003eConstructed with Shimano Hollowglide technology for reduced weight while maintaining strength and stiffness. \u003c\/li\u003e\n\u003cli\u003eOffers a 50\/34 tooth double chainring setup, ideal for road cycling performance and versatility. \u003c\/li\u003e\n\u003cli\u003eFeatures a 148mm Q-factor and a 44.5mm chainline for efficient power transfer and precise front shifting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":42205667983427,"sku":"CKST2098","price":365.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CK0647_c684c2a2-aac9-4a68-a77e-b0c70a4aa073.jpg?v=1773385156","url":"https:\/\/tecopecosafe.com\/products\/shimano-ultegra-fc-8100-12-speed-crankset-172-5-mm-double-12-speed-ckst2098-bicycle-crankset","provider":"365 Cycles","version":"1.0","type":"link"}